Static task
static1
Behavioral task
behavioral1
Sample
2024-02-17_3fca52aa6e37afc728823f9022d93b74_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-17_3fca52aa6e37afc728823f9022d93b74_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-02-17_3fca52aa6e37afc728823f9022d93b74_cryptolocker
-
Size
40KB
-
MD5
3fca52aa6e37afc728823f9022d93b74
-
SHA1
3cce478028f2d184a9bd767dc3bd9e9d0b52a0eb
-
SHA256
949b7d81401f89b09321a713b904bf3b3bda0d149d4df22578701060213cb6a2
-
SHA512
6b421e6f881872061f0e48e03439873d5d60e4505408dc4d0528cc8c2c9a56c36ffd3c9cb79945296e0bf57455efe8d2d4e7cd9a247d20cffd52f805c9b2140c
-
SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqh6/Ctv:6j+1NMOtEvwDpjrR2v
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-02-17_3fca52aa6e37afc728823f9022d93b74_cryptolocker
Files
-
2024-02-17_3fca52aa6e37afc728823f9022d93b74_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE